CN211330812U

CN211330812U - Sheet bending machine

Info

Publication number: CN211330812U
Application number: CN201922131655.3U
Authority: CN
Inventors: 高兴业; 汪晓春
Original assignee: Chuzhou Champion Precision Machinery Co ltd
Current assignee: Chuzhou Champion Precision Machinery Co ltd
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-08-25
Anticipated expiration: 2029-12-03

Abstract

The utility model provides a sheet material bender, including frame, upper punch cutter and lower punch cutter, one side of frame is seted up flutedly, and the upper portion of recess is provided with the upper punch cutter, and the both ends of upper punch cutter are fixed with the upper punch and cut the locating plate, and the top of upper punch cutting the locating plate is passed through fastening bolt and is fixed on the upper locating plate of upper connection fixture block both sides. The utility model discloses in, not only through slider-type sliding connection between upper punch cutting head and the last fixture block of being connected, but also fix through fastening bolt, thereby realize upper punch cutting head and last being connected dismantling between the fixture block, simultaneously not only through slider-type sliding connection down between lower punch cutting head and the lower unable adjustment base, but also fix through fixing bolt down, thereby realize being connected dismantling between lower punch cutting head and the lower unable adjustment base, through such change to upper punch cutting head and lower punch cutting head of shape that sets up user's accessible sheet material and bend, increase the flexibility of this bender, the practicality is higher.

Description

Sheet bending machine

Technical Field

The utility model relates to a bender field especially relates to a sheet material bender.

Background

The bending machine is a machine capable of bending thin plates, and mainly structurally comprises a support, a workbench and a clamping plate, wherein the workbench is arranged on the support and comprises a base and a pressing plate, the base is connected with the clamping plate through a hinge and comprises a seat shell, a coil and a cover plate, the coil is arranged in a recess of the seat shell, and the cover plate covers the top of the recess. When the clamping device is used, the coil is electrified by the lead, and the attraction is generated on the pressing plate after the coil is electrified, so that the thin plate between the pressing plate and the base is clamped. The electromagnetic force clamping is adopted, so that the pressing plate can be made into various workpiece requirements, and the workpiece with the side wall can be processed, and the operation is very simple and convenient.

But because the die-cut bender of sheet material on the present market still has some weak points, the general die-cut head of bender on the market is difficult for advancing the change, can only carry out the die-cut of shape in the rain to the sheet material, and the flexibility is lower, when the die-cut head damages, needs whole change simultaneously, wastes time and energy, and the cost is higher, the utility model provides a sheet material bender solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sheet bending machine to solve above-mentioned technical problem.

The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize: the utility model provides a sheet bending machine, includes frame, upper punch and lower punch, its characterized in that:

a groove is formed in one side of the rack, an upper punch cutting head is arranged at the upper part of the groove, upper punch cutting positioning plates are fixed at two ends of the upper punch cutting head, the top of each upper punch cutting positioning plate is fixed on the upper positioning plates at two sides of the upper connecting fixture block through a fastening bolt, a damping spring is sleeved outside the fastening bolt, the top of the upper connecting fixture block is connected with a hydraulic cylinder through a telescopic rod, the hydraulic cylinder is arranged at the top of the rack, a sliding groove is formed in the bottom of the upper connecting fixture block, an upper sliding block is arranged at the top of the upper punch cutting head, and the upper sliding block slides in;

the lower part of the groove is connected with the lower fixing base through a spring, a lower punching head is arranged above the lower fixing base, lower punching positioning plates are arranged at two ends of the lower punching head, the lower fixing base is in threaded connection with bolt holes formed in the lower punching positioning plates through lower fixing bolts, a sliding groove is formed in the bottom of the lower punching head, and a lower sliding block is arranged at the top of the lower fixing base and slides in the sliding groove.

Preferably, lower die-cutting head is multistage formula structure, comprises a plurality of subassemblies promptly to fasten through coupling mechanism, wherein coupling mechanism includes first limiting plate, second limiting plate and reset spring, connects through reset spring between first limiting plate and the second limiting plate, wherein first limiting plate female connection has second positioning screw to be connected to die-cut locating plate down on, also threaded connection has first positioning screw in the second limiting plate, and be connected to die-cut locating plate down on.

Preferably, the first limiting plate and the second limiting plate on the connecting mechanism are respectively located on the two components on the lower cutting head and used for connecting the two components.

Preferably, the upper cutting head is located right above the lower cutting head, and the upper cutting head corresponds to the lower cutting head.

Preferably, the telescopic rod penetrates through the top wall of the rack.

Compared with the prior art, the utility model provides a sheet material bender has following beneficial effect:

the utility model provides a plate bending machine, firstly, the upper punch cutting head is connected with the upper connecting fixture block in a sliding way through the upper slide block, and is fixed through the fastening bolt, thereby realizing the detachable connection between the upper punch cutting head and the upper connecting fixture block, meanwhile, the lower punch cutting head is connected with the lower fixing base in a sliding way through the lower slide block, and is fixed through the lower fixing bolt, thereby realizing the detachable connection between the lower punch cutting head and the lower fixing base, through the arrangement, a user can replace the upper punch cutting head and the lower punch cutting head through the shape of bending the plate, thereby increasing the flexibility of the bending machine, the practicability is higher, secondly, the lower punch cutting head is divided into a multi-section type composition, and the punching assembly and the assembly are connected and fixed through the connecting mechanism, when the lower punch cutting head is damaged and replaced through the arrangement, the whole replacement is not needed, only part of components need to be replaced, the cost is saved, and the replacement is convenient.

Drawings

Fig. 1 is a schematic structural view of a plate bending machine of the present invention;

FIG. 2 is a schematic structural view of the lower punch head of the present invention;

fig. 3 is a schematic structural view of the connection mechanism of the present invention;

FIG. 4 is a schematic structural view of the upper connecting fixture block of the present invention when connected to the upper punch cutting head;

reference numerals: 1. a frame; 2. a hydraulic cylinder; 3. a telescopic rod; 4. the upper connecting fixture block; 401. an upper positioning plate; 5. a damping spring; 6. fastening a bolt; 7. punching an upper punch and cutting head; 701. an upper slide block; 702. punching and cutting a positioning plate; 8. punching a cutting head; 801. bolt holes; 802. a chute; 803. punching a positioning plate downwards; 804. a connecting mechanism; 8041. a first limit plate; 8042. a second limiting plate; 8043. a first positioning screw; 8044. a return spring; 8045. a second positioning screw; 9. a lower slide block; 10. a lower fixed base; 11. a lower fixing bolt; 12. a spring.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1 to 4, a sheet bending machine includes a frame 1, an upper punch 7 and a lower punch 8,

one side of the rack 1 is provided with a groove, the upper part of the groove is provided with an upper punch cutting head 7, two ends of the upper punch cutting head 7 are fixed with upper punch cutting positioning plates 702, the top of each upper punch cutting positioning plate 702 is fixed on the upper positioning plates 401 at two sides of the upper connecting fixture block 4 through fastening bolts 6, the outer sides of the fastening bolts 6 are sleeved with damping springs 5, the top of the upper connecting fixture block 4 is connected with a hydraulic cylinder 2 through a telescopic rod 3, the hydraulic cylinder 2 is arranged at the top of the rack 1, the bottom of the upper connecting fixture block 4 is provided with a sliding groove, the top of the upper punch cutting head 7 is provided with an upper sliding block 701, and the upper sliding block;

the lower part of the groove is connected with a lower fixed base 10 through a spring 12, wherein a lower punching head 8 is arranged above the lower fixed base 10, lower punching positioning plates 803 are arranged at two ends of the lower punching head 8, the lower fixed base 10 is in threaded connection with bolt holes 801 arranged on the lower punching positioning plates 803 through lower fixing bolts 11, a sliding groove 802 is arranged at the bottom of the lower punching head 8, a lower sliding block 9 is arranged at the top of the lower fixed base 10, and the lower sliding block 9 slides in the sliding groove 802.

In the specific implementation process, when the device is used, the upper punching head 7 slides into the upper connecting fixture block 4 through the upper slide block 701, the upper punching head 7 and the connecting fixture block 4 are fixed in a threaded mode through the fastening bolt 6, the lower punching head 8 slides onto the lower fixing base 10 through the lower slide block 9, the lower punching head 8 and the lower fixing base 10 are fixed in a threaded mode through the lower fixing bolt 11, a plate to be processed is placed between the upper punching head 7 and the lower punching head 8, the telescopic rod 3 is driven to move up and down through the hydraulic cylinder 2, the upper punching head 7 is driven to move down, and when the upper punching head 7 is fully contacted with the lower punching head 8, the plate can be punched into the shape required by a user.

In the using process, when a user needs to replace the upper punching head 7 and the lower punching head 8, the upper punching head and the lower punching head only need to be correspondingly disassembled, and the needed punching heads are connected and fixed again in a sliding mode and a thread fastening mode.

The upper cutting head 7 is located right above the lower cutting head 8, and the upper cutting head 7 corresponds to the lower cutting head 8. The telescopic rod 3 penetrates through the top wall of the frame 1.

In the specific implementation process, because the upper punching head 7 is positioned right above the lower punching head 8, when the upper punching head 7 is pressed downwards, the lower punching head 8 can be just extruded, and then the plate between the upper punching head 7 and the lower punching head 8 is extruded into the shape required by a user.

Example 2

The bottom of the lower fixed base 10 is connected with the frame 1 through a spring 12, and when the upper punching head 7 moves downwards, the spring 12 can play a role in shock absorption.

The lower punch 8 is of a multi-section structure, i.e., is composed of a plurality of components, and is fastened by a connecting mechanism 804, wherein the connecting mechanism 804 includes a first limiting plate 8041, a second limiting plate 8042 and a return spring 8044, the first limiting plate 8041 and the second limiting plate 8042 are connected by the return spring 8044, wherein the first limiting plate 8041 is internally threaded with a second positioning screw 8045 and is connected to the lower punch positioning plate 803, and the second limiting plate 8042 is also internally threaded with a first positioning screw 8043 and is connected to the lower punch positioning plate 803. The first and

second limit plates

8041 and 8042 on the connecting mechanism 804 are respectively located on the two components on the lower cutting head 8, for connecting the two components.

In the implementation of concrete process, when lower die-cutting head 8 damages or needs to maintain the detection, because lower die-cutting head 8 adopts the multistage formula structure, then when maintaining, the user can only dismantle the subassembly that damages, and change, need not wholly to change, when dismantling, only need to dismantle the screw rod on the corresponding limiting plate, then with corresponding subassembly roll-off from unable adjustment base 10 down, then will change the subassembly slide once more to unable adjustment base 10 down, and be connected fixedly to subassembly and adjacent subassembly through limiting plate and screw rod can, then at the in-process of work, reset spring 8044 in the coupling mechanism 804 can play the effect of shock attenuation buffering, still can make simultaneously to be connected inseparabler between subassembly and the subassembly.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a sheet bending machine, includes frame (1), upper punch (7) and lower punch (8), its characterized in that:

one side of the rack (1) is provided with a groove, the upper part of the groove is provided with an upper punching head (7), two ends of the upper punching head (7) are fixedly provided with upper punching positioning plates (702), the top of each upper punching positioning plate (702) is fixed on the upper positioning plates (401) on two sides of the upper connecting fixture block (4) through fastening bolts (6), the outer sides of the fastening bolts (6) are sleeved with damping springs (5), the top of the upper connecting fixture block (4) is connected with a hydraulic cylinder (2) through a telescopic rod (3), the hydraulic cylinder (2) is arranged on the top of the rack (1), the bottom of the upper connecting fixture block (4) is provided with a sliding groove, the top of the upper punching head (7) is provided with an upper sliding block (701), and the upper sliding block (701) slides in the sliding groove;

the lower portion of the groove is connected with a lower fixing base (10) through a spring (12), wherein a lower punching head (8) is arranged above the lower fixing base (10), lower punching positioning plates (803) are arranged at two ends of the lower punching head (8), the lower fixing base (10) is in threaded connection with bolt holes (801) formed in the lower punching positioning plates (803) through lower fixing bolts (11), a sliding groove (802) is formed in the bottom of the lower punching head (8), a lower sliding block (9) is arranged at the top of the lower fixing base (10), and the lower sliding block (9) slides in the sliding groove (802).

2. A sheet bending machine according to claim 1, wherein: lower die-cutting head (8) are multistage formula structure, constitute by a plurality of subassemblies promptly to fasten through coupling mechanism (804), wherein coupling mechanism (804) include first limiting plate (8041), second limiting plate (8042) and reset spring (8044), connect through reset spring (8044) between first limiting plate (8041) and second limiting plate (8042), wherein first limiting plate (8041) female connection has second positioning screw (8045), and on being connected to die-cut locating plate (803) down, also threaded connection has first positioning screw (8043) in second limiting plate (8042), and on being connected to die-cut locating plate (803) down.

3. A sheet bending machine according to claim 2, wherein: and a first limit plate (8041) and a second limit plate (8042) on the connecting mechanism (804) are respectively positioned on the two components on the lower cutting head (8) and are used for connecting the two components.

4. A sheet bending machine according to claim 1, wherein: the upper punching head (7) is positioned right above the lower punching head (8), and the upper punching head (7) corresponds to the lower punching head (8).

5. A sheet bending machine according to claim 1, wherein: the telescopic rod (3) penetrates through the top wall of the rack (1).